android studio 使用Mocklocation虚拟定位

<uses-permission android:name="android.permission.access_fine_location"/>
 
 <uses-permission android:name="android.permission.internet"/>
 <uses-permission android:name="android.permission.access_coarse_location"/>
 <uses-permission android:name="android.permission.access_mock_location"
  tools:ignore="mocklocation"/>
 <uses-permission android:name="android.permission.read_external_storage"/>
 <uses-permission android:name="android.permission.write_external_storage"/>
 <uses-permission android:name="android.permission.write_external_storag"/>

import android.location.criteria;
import android.location.locationprovider;
import android.os.build;
import android.os.bundle;
import android.os.systemclock;
import android.provider.settings;
import android.widget.textview;
import android.location.location;
import android.location.locationlistener;
import android.location.locationmanager;
import android.app.activity;
import android.content.context;
import android.view.view;
import android.widget.button;
import java.util.date;
public class mainactivity extends activity {
 private textview tv;//用于显示信息的textview
 private locationmanager mlocationmanager;//位置管理器
 private button btn;//点击按钮访问
 @override
 protected void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
  setcontentview(r.layout.activity_main);
  boolean hasaddtestprovider = false;
  locationmanager locationmanager = (locationmanager) getsystemservice(context.location_service);
  boolean canmockposition = (settings.secure.getint(getcontentresolver(), settings.secure.allow_mock_location, 0) != 0 || build.version.sdk_int > 22);
  if (canmockposition && hasaddtestprovider == false)
   try {
   string providerstr = locationmanager.gps_provider;
   locationprovider provider = locationmanager.getprovider(providerstr);
   if (provider != null) {
    locationmanager.addtestprovider(
      provider.getname()
      , provider.requiresnetwork()
      , provider.requiressatellite()
      , provider.requirescell()
      , provider.hasmonetarycost()
      , provider.supportsaltitude()
      , provider.supportsspeed()
      , provider.supportsbearing()
      , provider.getpowerrequirement()
      , provider.getaccuracy());
   } else {
    locationmanager.addtestprovider(
      providerstr
      , true, true, false, false, true, true, true
      , criteria.power_high, criteria.accuracy_fine);
   }
   locationmanager.settestproviderenabled(providerstr, true);
   locationmanager.settestproviderstatus(providerstr, locationprovider.available, null, system.currenttimemillis());
   // 模拟位置可用
   hasaddtestprovider = true;
   canmockposition = true;
  } catch (securityexception e) {
   canmockposition = false;
  }
  if (hasaddtestprovider == true) {
   string providerstr = locationmanager.gps_provider;
   location mocklocation = new location(providerstr);
   mocklocation.setlatitude(22); // 维度（度）
   mocklocation.setlongitude(113); // 经度（度）
   mocklocation.setaltitude(30); // 高程（米）
   mocklocation.setbearing(180); // 方向（度）
   mocklocation.setspeed(10); //速度（米/秒）
   mocklocation.setaccuracy(0.1f); // 精度（米）
   mocklocation.settime(10); // 本地时间
   if (build.version.sdk_int >= build.version_codes.jelly_bean_mr1) {
    mocklocation.setelapsedrealtimenanos(systemclock.elapsedrealtimenanos());
   }
   locationmanager.settestproviderlocation(providerstr, mocklocation);
  }
  else {
   system.out.println("hasaddtestprovider" + hasaddtestprovider);
  }
  locationmanager locmgr = (locationmanager)
    getsystemservice(location_service);
  locationlistener lis = new locationlistener() {
   public void onlocationchanged(location location) {
    //you will get the mock location
   }
   @override
   public void onstatuschanged(string s, int i, bundle bundle) {
   }
   @override
   public void onproviderenabled(string s) {
   }
   @override
   public void onproviderdisabled(string s) {
   }
  };
  //获取到位置管理器实例
  mlocationmanager = (locationmanager) getsystemservice(context.location_service);
  //获取到gps_provider
  final location location = mlocationmanager.getlastknownlocation(locationmanager.gps_provider);
  //侦听位置发生变化，2000毫秒更新一次，位置超过8米也更新一次
  mlocationmanager.requestlocationupdates(locationmanager.gps_provider, 2000, 8, new locationlistener() {
   @override
   public void onstatuschanged(string provider, int status, bundle extras) {
    // todo auto-generated method stub
   }
   @override
   public void onproviderenabled(string provider) {
    // 当gps location provider可用时，更新位置
    updata(mlocationmanager.getlastknownlocation(provider));
   }
   @override
   public void onproviderdisabled(string provider) {
    // todo auto-generated method stub
   }
   @override
   public void onlocationchanged(location location) {
    // 当gps定位信息发生改变时，更新位置
    string temp = updata(location);
    //postinfotoweb(temp);
   }
  });
  //创建发送http请求的按钮
  super.oncreate(savedinstancestate);
  setcontentview(r.layout.activity_main);
  btn = findviewbyid(r.id.main_btn);//绑定id
  btn.setonclicklistener(new view.onclicklistener() {
   @override
   public void onclick(view view) {//监听按钮
    new thread(new runnable() {//创建子线程
     @override
     public void run() {
      //getwebinfo();//把路径选到mainactivity中
      string temp = updata(location);
      system.out.println("location" + temp);
     }
    }).start();//启动子线程
   }
  });
  //更新位置信息显示到textview
  string temp = updata(location);
  //postinfotoweb(temp);
 }
 private string updata(location location){
  if(location != null){
   stringbuilder sb = new stringbuilder();
   sb.append("实时的位置信息:\n");
   sb.append("经度:");
   sb.append(location.getlongitude());
   sb.append("\n纬度:");
   sb.append(location.getlatitude());
   sb.append("\n高度:");
   sb.append(location.getaltitude());
   sb.append("\n速度：");
   sb.append(location.getspeed());
   sb.append("\n方向：");
   sb.append(location.getbearing());
   sb.append("\n当地时间：");
   sb.append(location.gettime());
   return sb.tostring();
  }
  return null;
 }
}